2001-04-26 T.D.Wason. IMS meta-data 1.2 XML-Schema. 2001-06-07 S.E.Thropp. Changed the multiplicity on all elements to match the Final 1.2 Binding Specification. Changed all elements that use the langstringType to a multiplicy of 1 or more Changed centity in the contribute element to have a multiplicity of 0 or more. Changed the requirement element to have a multiplicity of 0 or more. 2001-07-25 Schawn Thropp. Updates to bring the XSD up to speed with the W3C XML Schema Recommendation. The following changes were made: Change the namespace to reference the 5/2/2001 W3C XML Schema Recommendation,the base type for the durtimeType, simpleType, was changed from timeDuration to duration. Any attribute declarations that have use="default" had to change to use="optional" - attr.type. Any attribute declarations that have value ="somevalue" had to change to default = "somevalue" - attr.type (URI) 2001-09-04 Schawn Thropp Changed the targetNamespace and namespace of schema to reflect version change Any namespaced element from any namespace may be used for an "any" element. The namespace for the imported element must be defined in the instance, and the schema must be imported.